The SCR-270 was one of the first operational early-warning radars. It was the U.S. Army's primary long-distance radar throughout World War II and was...
34 KB (4,155 words) - 14:49, 8 January 2025
reaching 1 MW in late-war upgrades. The German Freya and US CXAM (Navy) and SCR-270 (Army) were similar. Post-war models moved to the microwave range in ever-increasingly...
6 KB (856 words) - 17:49, 5 January 2025
On the morning of 7 December 1941 the SCR-270 radar at the Opana Radar Site on northern Oahu detected a large number of aircraft approaching from the...
13 KB (1,604 words) - 00:45, 21 December 2024
Signal Corps Radio (section SCR radio sets)
SCR-268 searchlight and gun control SCR-270 mobile long range early warning, VHF SCR-271 fixed long range early warning, VHF SCR-277 Radio range SCR-289...
5 KB (444 words) - 20:03, 20 October 2024
salvaged for the SCR-270 they were building. Nevertheless, the system entered production at Western Electric about the same time as the -270 in 1939. The...
10 KB (1,333 words) - 22:43, 10 December 2024
to accommodate the production of the then secret SCR-270 aircraft warning radar. In 1941, an SCR-270 radar detected the December 7th attack on Pearl Harbor...
6 KB (703 words) - 07:11, 26 September 2024
and 8-bay designs might increase this to 12 to 16 dB. The 32-element SCR-270 had a gain around 19.8 dB. Some very large reflective arrays have been...
14 KB (1,633 words) - 23:54, 15 September 2024
Detachment (the planes were embarked on Saratoga); as well as an SCR-270 air search radar and an SCR-268 fire control radar for the 3-inch guns, and a large amount...
86 KB (10,060 words) - 01:38, 31 December 2024
the SCR-268 went into service, Harold Zahl was working at the SCL in developing a better system. The SCR-270 was the mobile version, and the SCR-271 a...
141 KB (22,080 words) - 15:57, 23 December 2024
of the SCR-268 and SCR-270 Army radars. Just a few months after he retired (September 30, 1941), two Signal Corps soldiers — using an SCR-270 radar at...
9 KB (887 words) - 20:25, 23 April 2024
similar to their own existing Chain Home, the Navy's CXAM and the Army's SCR-270. This began to break the ice between the two groups. Two previous attempts...
19 KB (2,615 words) - 16:57, 29 November 2024
of the Coral Sea. The US Army's first non-prototype radar system, the SCR-270, was developed in parallel with the CXAM. CXAM First version, six produced...
8 KB (719 words) - 19:56, 20 October 2024
the auroras was done in 1949 by the University of Saskatchewan using the SCR-270 radar. The altitudes where auroral emissions occur were revealed by Carl...
116 KB (13,018 words) - 20:42, 5 January 2025
term used to designate radio sets SCR (Signal Corps Radio)-268 and SCR-270 and similar equipment". The SCR-268 and 270 were not radios at all, but were...
47 KB (5,598 words) - 01:47, 6 January 2025
Radar Reaches the Moon". Retrieved July 13, 2022. "Army Radar: SCR-268, SCR-270 & SCR-271". Camp Evans — Wall, New Jersey. CampEvans.org. January 3, 2004...
30 KB (2,991 words) - 03:44, 6 January 2025
The main Soviet air-defense radar in the 1950s was the American-supplied SCR-270, or locally made copies, which were only effective up to 40,000 ft (12...
81 KB (10,351 words) - 22:48, 15 December 2024
Operating Truck for the SCR-270, an early-warning radar of World War II. 2) 3) 4) Similar vehicles were the K-31 power truck for the SCR-270 early warning radar...
5 KB (399 words) - 00:17, 6 August 2023
the first wave approached Oahu, it was detected by United States Army SCR-270 radar positioned at Opana Point near the island's northern tip. This post...
155 KB (16,275 words) - 20:30, 9 January 2025
Chain Home and Chain Home Low Würzburg radar Hohentwiel radar H2S radar SCR-270 radar ITU (2020). "Chapter I – Terminology and technical characteristics"...
103 KB (12,049 words) - 15:45, 8 January 2025
chassis, with van bodies by York-Hoover—607 were built for use of the SCR-270 early warning radar system by the U.S. Signal Corps. As part of the same...
19 KB (1,930 words) - 22:27, 1 November 2023
SCR-268 entered service, it had been greatly improved. In a project led by Major (Dr.) Harold A. Zahl, two new configurations evolved – the SCR-270 (mobile)...
151 KB (22,273 words) - 15:40, 7 December 2024
site of the US's first operationally deployed early warning radar when an SCR-270 was installed there in 1941. The fort contained the following batteries...
4 KB (528 words) - 03:46, 7 October 2024
that an SCR-270 and two SCR-271s were already in transit to the Philippines by ship for use by the air warning company, with three more SCR-270s to follow...
86 KB (12,465 words) - 17:57, 13 August 2024
utilized five outlying sites and a control center. They operated the SCR-270, SCR-527 and SCR-602 during this time while training at MCAS Mojave. They worked...
17 KB (2,243 words) - 14:46, 1 January 2025
headquarters of the 1st Separate Marine Battalion, the detachment operated an SCR-270 long range radar on the Bataan Peninsula for the duration of the Battle...
19 KB (2,405 words) - 21:51, 18 July 2024
for long-range aircraft detection, the mobile SCR-270 and the fixed SCR-271. Both the SCR-270 and the SCR-271 had a range of 120 miles and constituted...
48 KB (5,489 words) - 22:07, 10 December 2024
U8144 truck with York-Hoover van body, was used as the power truck for the SCR-270, an early warning radar of World War II. The power it delivered to the...
4 KB (358 words) - 02:09, 19 October 2024
K-65 trailer, house, SCR-270 G-700 trailer 5-ton K-76 trailer, K-77 trailer, for SCR-527 G-701 semitrailer 6-ton, K-67 trailer, SCR-547 antenna mount G-702...
71 KB (9,859 words) - 19:51, 31 July 2024
provided No 52 Radar Unit in March 1943 with GCI radar, which (unlike the SCR 270 radar) could provide altitudes of approaching enemy planes. Henderson Field...
20 KB (1,361 words) - 20:49, 20 June 2024
signal.army.mil/ocos/museum/equipment.asp Fort Gordon Museum, SCR and BC list k-13/k-14 trailers http://www.tpub.com/content/radar/TM-11-487C-1/index...
17 KB (432 words) - 19:58, 20 October 2024